Technical Library

09/09/2003

For years, the reduction of tubular inside diameter (ID), or “telescoping effect,” limited the exploration and production of oil and gas. Using conventional technology, operators faced significant loss of ID in the course of the normal drilling process, during reentry and deepening of existing...

09/01/2013
In the Marcellus Shale, fracturing rates and pressures can be substantial, but there are other problems also associated with completing these wells, which can promote casing failure or compromise the pressureintegrity of a well. A...
02/18/2015

A major Operator in the Marcellus required a solution to seal squeeze perforations which would have to withstand high pressure frac operations. The area Regulatory Agency had suspended operations, not allowing completion of the well due to poor cement behind the production casing. The Operator...

06/15/2018

An operator in the Anadarko Basin was running their 5-1/2 in. production string in a horizontal, unconventional shale well when they were unable to get cement to the top of the curve.  They decided to perforate above the curve and squeeze cement down the annulus of the 5-½” production string.  ...